/**
 * SIGMA Core — Authentification (SIGMA Light)
 * Dépend des tokens définis dans sigma-light.css (chargé avant ce fichier).
 * Tout est scopé sous .sigma-auth pour ne pas affecter Metronic.
 */

.sigma-auth {
  min-height: 100vh;
  display: flex;
  background-color: var(--sigma-bg);
  color: var(--sigma-text-primary);
}

/* Panneau latéral optionnel (étapes d'inscription). Vide = masqué. */
.sigma-auth-aside {
  width: 360px;
  flex-shrink: 0;
  background-color: var(--sigma-white);
  border-right: 1px solid var(--sigma-border);
  padding: 48px 32px;
}
.sigma-auth-aside:empty { display: none; }

.sigma-auth-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 24px;
}

.sigma-auth-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}
.sigma-auth-brand img {
  height: 112px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.sigma-auth-card {
  width: 100%;
  max-width: 420px;
  background-color: var(--sigma-white);
  border: 1px solid var(--sigma-border);
  border-radius: var(--sigma-radius-md);
  box-shadow: var(--sigma-shadow-sm);
  padding: 36px 36px 32px;
}
.sigma-auth--split .sigma-auth-card { max-width: 640px; }

.sigma-auth-title {
  font-size: 22px !important;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}
.sigma-auth-title::after {
  content: "";
  display: block;
  width: 32px;
  height: 3px;
  margin-top: 12px;
  background-color: var(--sigma-yellow);
  border-radius: 2px;
}
.sigma-auth-subtitle {
  font-size: 13.5px;
  color: var(--sigma-text-secondary);
  margin: 12px 0 24px;
}

.sigma-auth-card .sigma-field { margin-bottom: 18px; }

.sigma-auth-card .sigma-label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}
.sigma-auth-card .sigma-label-row .form-label { margin: 0; }

.sigma-auth-card .sigma-input-wrap { position: relative; }

.sigma-auth-card .sigma-input-wrap > .sigma-input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 17px;
  color: var(--sigma-text-muted);
  pointer-events: none;
}

.sigma-auth-card .form-control {
  height: 44px;
  font-size: 14px;
  padding-left: 40px;
  padding-right: 14px;
}
.sigma-auth-card .form-control.has-toggle { padding-right: 44px; }

.sigma-auth-card .sigma-pw-toggle {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  color: var(--sigma-text-muted);
  border-radius: var(--sigma-radius-sm);
  cursor: pointer;
  transition: color 0.15s ease, background-color 0.15s ease;
}
.sigma-auth-card .sigma-pw-toggle:hover {
  color: var(--sigma-black);
  background-color: var(--sigma-bg);
}

.sigma-auth-card a.sigma-link {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--sigma-text-primary);
  text-decoration: underline;
  text-decoration-color: var(--sigma-border-strong);
  text-underline-offset: 3px;
}
.sigma-auth-card a.sigma-link:hover { text-decoration-color: var(--sigma-black); }

.sigma-auth-card .sigma-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--sigma-text-secondary);
  cursor: pointer;
  margin-bottom: 24px;
}
.sigma-auth-card .sigma-check input {
  width: 16px;
  height: 16px;
  accent-color: var(--sigma-black);
}

.sigma-auth-card .sigma-auth-submit {
  width: 100%;
  height: 44px;
  font-size: 14px;
}
.sigma-auth-card .sigma-auth-submit[aria-busy="true"] {
  opacity: 0.85;
  pointer-events: none;
}
.sigma-auth-card .sigma-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: var(--sigma-white);
  border-radius: 50%;
  animation: sigma-spin 0.7s linear infinite;
  display: none;
}
.sigma-auth-card .sigma-auth-submit[aria-busy="true"] .sigma-spinner { display: inline-block; }

.sigma-auth-card .alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  padding: 12px 14px;
  border-radius: var(--sigma-radius-sm);
  margin-bottom: 20px;
}
.sigma-auth-card .alert-danger {
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

.sigma-auth-footer {
  margin-top: 24px;
  font-size: 12px;
  color: var(--sigma-text-muted);
  text-align: center;
}

@keyframes sigma-spin { to { transform: rotate(360deg); } }

@media (max-width: 991.98px) {
  .sigma-auth { flex-direction: column; }
  .sigma-auth-aside {
    width: auto;
    border-right: 0;
    border-bottom: 1px solid var(--sigma-border);
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .sigma-auth-main { padding: 24px 12px 16px; justify-content: flex-start; }
  .sigma-auth-brand img { height: 88px; }
  .sigma-auth-card { padding: 28px 20px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .sigma-auth-card .sigma-spinner { animation-duration: 1.6s; }
  .sigma-auth-card * { transition: none !important; }
}